The Mastercool Dual EVAP/High Pressure Diagnostic Smoke Machine with Truck Adapter Accessory Kit, No. 43070, is designed for EVAP, turbo/intake, and heavy duty truck testing, offering a complete automotive smoke detection testing in a single unit. With an internal compressor, mobile repairs are made possible. The unit doesn't need the use of shop air, but has the ability to utilize shop air and inert gases if and when needed. The smoke machine kit includes all the adapters for EVAP, high pressure, and heavy duty truck testing.